Arabinanase



Arabinanase (Ara) hydrolyzes the α-1,5-linked L-arabinofuranoside backbone of plant cell wall arabinans.

Endo-arabinanase
2x8f– BsEndo-Ara – Bacillus subtilis

2x8t - BsEndo-Ara (mutant)

3cu9, 1wl7 – GsEndo-Ara – Geobacillus stearothermophilus

3d5y, 3d60 - GsEndo-Ara (mutant)

1gyd – CcEndo-Ara – Cellvibrio cellulose

1gyh - CcEndo-Ara (mutant)

Endo-arabinanase complex with substrate
1gye - CcEndo-Ara (mutant) + arabinohexose

3d5z, 3d61 - GsEndo-Ara (mutant) + arabinotriose

2x8s - BsEndo-Ara (mutant) + arabinotriose

Exo-arabinanase
3a71 – PcExo-Ara residues 24-378 – Penicillium chrysogenum

2w5n – GzExo-Ara – Gibberella zeae

Exo-arabinanase complex with substrate
3a72 - PcExo-Ara residues 24-378 + arabinobiose

2w5o - GzExo-Ara + arabinobiose